1978 GMC P35 Catalytic Converters

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Keep Your 1978 GMC P35 in Top Shape with a Quality Catalytic Converter

When it comes to maintaining or upgrading your 1978 GMC P35, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Catalytic Converter for your P35. We currently carry a top Catalytic Converter in stock that is built to last. Whether you’re replacing a damaged Catalytic Converter or looking to upgrade, our selection for the 1978 GMC P35 ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Exhaust Manifold and Headers and Exhaust Mufflers to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1978 GMC P35 running smoothly and looking great.

Most Popular Catalytic Converter Gasket for 1978 GMC P35s

Enhance your 1978 GMC P35 with this popular Catalytic Converter Gasket we have in stock, for $6.19.

Walker – Exhaust Pipe Flange Gasket (Part No.31416)

Exhaust Pipe Flange Gasket

from

$6.19
Complete your exhaust repair with Walker gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:
  • AVAILABLE IN DIFFERENT SIZES : Offered in a variety of styles and sizes for a quality vehicle repair
  • HEAT RESISTANT : Designed to resist heat for long-lasting performance
  • PREMIUM MATERIALS : Made from high-quality materials for durability and long life
  • ENGINEERING EXPERTISE : Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
  • REAL-WORLD TESTED : Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EASIER TO INSTALL : Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
  • BETTER TOGETHER : Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
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FAQs for 1978 GMC P35 Catalytic Converters

What’s the price range for 1978 GMC P35 Catalytic Converters?

We currently have just one Catalytic Converters for the 1978 GMC P35 in stock: Exhaust Pipe Flange Gasket and it costs $6.19.

Does Advance Auto Parts sell Catalytic Converters for any other 1978 GMC models?

Yes. We stock Catalytic Converters for 11 other popular 1978 GMC models. Some of the most popular are 1978 Jimmy Catalytic Converters, 1978 Caballero Catalytic Converters, 1978 K25 Catalytic Converters, 1978 K15 Catalytic Converters, and 1978 G25 Catalytic Converters.

What types of Catalytic Converters do you sell for my 1978 GMC P35?

We currently have just 1 Catalytic Converter in stock for a 1978 GMC P35, and as of 11/2/25, it is a Catalytic Converter Gasket.

Can I get help with 1978 GMC P35 Catalytic Converter orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Catalytic Converters and more.

What is your return policy for GMC P35 Catalytic Converters?

Advance Auto Parts keeps returns simple. For new GMC P35 Catalytic Converters and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.